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Finding the Fourth Proportional to 533,963.97, 800,924.90 and 196,858.89

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Solution

The fourth proportional to 533,963.97, 800,924.90 and 196,858.89 is: 295,280.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,963.97 : 800,924.90 = 196,858.89 : x
  2. Step 2: Convert to fraction form
    533,963.97/800,924.90 = 196,858.89/x
  3. Step 3: Cross multiply
    533,963.97x = 800,924.90 × 196,858.89
  4. Step 4: Simplify right side
    533,963.97x = 157,669,185,803.07
  5. Step 5: Solve for x
    x = 157,669,185,803.07/533,963.97
  6. Step 6: Final answer
    x = 295,280.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.